| Team | Tm | Tier | Game |
|---|---|---|---|
| Philadelphia Athletics | OAK | 15.27 | 193107041_BOS_OAK |
| Washington Senators | MIN | 1.54 | 193107020_MIN_BAL |
| Chicago Cubs | CHN | 0.9 | 193107020_CHN_PHI |
| Brooklyn Robins | LAN | 0.83 | 193107020_CIN_LAN |
| St. Louis Cardinals | SLN | 0.61 | 193107041_SLN_PIT |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Philadelphia Phillies | PHI | -3.86 | 193107020_CHN_PHI |
| St. Louis Browns | BAL | -2.16 | 193107020_MIN_BAL |
| New York Yankees | NYA | -1.59 | 193107020_NYA_DET |
| Cincinnati Reds | CIN | -1.57 | 193107020_CIN_LAN |
| Detroit Tigers | DET | -0.76 | 193107020_NYA_DET |
Based on accumulated WAA for this season up to 1931-07-04.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 7.39 | Lefty Grove | 152 | OAK |
| +013+ | 3.97 | Bill Hallahan | 117.3 | SLN |
| +035+ | 2.27 | George Earnshaw | 147 | OAK |
| +052+ | 1.68 | Bump Hadley | 75.7 | MIN |
| +069+ | 1.34 | Jim Lindsey | 39.3 | SLN |
| XXXXX | 1.15 | Glenn Spencer | 50 | PIT |
| XXXXX | 1.01 | Flint Rhem | 93.7 | SLN |
| XXXXX | 0.99 | Jack Quinn | 38 | LAN |
| XXXXX | 0.96 | Eddie Rommel | 50.3 | OAK |
| XXXXX | 0.58 | Bobby Burke | 81.7 | MIN |
| XXXXX | 0.55 | Bill Morrell | 48.7 | SFN |
| XXXXX | 0.48 | Steve Swetonic | 7 | PIT |
| XXXXX | 0.44 | Ed Morris | 70 | BOS |
| XXXXX | 0.41 | Fred Heimach | 40.7 | LAN |
| XXXXX | 0.28 | Jim Weaver | 18 | NYA |
| XXXXX | 0.13 | Ed Fallenstein | 27 | PHI |
| XXXXX | 0.12 | Tiny Chaplin | 12 | SFN |
| XXXXX | 0.08 | Jack Russell | 115 | BOS |
| XXXXX | 0.06 | Jumbo Elliott | 122.7 | PHI |
| XXXXX | -0.01 | Ed Baecht | 51 | CHN |
| XXXXX | -0.12 | Jesse Haines | 54.3 | SLN |
| XXXXX | -0.38 | Sheriff Blake | 43 | CHN |
| XXXXX | -0.44 | Willis Hudlin | 118 | CLE |
| XXXXX | -0.48 | Larry Benton | 86.7 | CIN |
| XXXXX | -0.51 | Clyde Day | 42 | LAN |
_